Open Chinese Convert: ResourceProvider.hpp Source File

Open Chinese Convert 1.4.2+g71621a0e1.dirty A project for conversion between Traditional and Simplified Chinese

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ResourceProvider.hpp
1/*
2 * Open Chinese Convert
3 *
4 * Copyright 2010-2026 Carbo Kuo and contributors
5 *
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 */
18
19#pragma once
20
21#include <string>
22#include <string_view>
23#include <memory>
24#include <vector>
25
26#include "Export.hpp"
27
28namespace opencc {
29
30 class OPENCC_EXPORT ResourceProvider {
31public:
32 class OPENCC_EXPORT Resource {
33 public:
34 Resource(std::string name_, const char* data_, size_t size_,
35 std::shared_ptr<const void> owner_, std::string cacheKey_);
36
37 const std::string& Name() const { return name; }
38 const char* Data() const { return data; }
39 size_t Size() const { return size; }
40 const std::string& CacheKey() const { return cacheKey; }
41
42 private:
43 std::string name;
44 const char* data;
45 size_t size;
46 std::shared_ptr<const void> owner;
47 std::string cacheKey;
48 };
49
50 virtual ~ResourceProvider() = default;
51
52 virtual std::string Resolve(std::string_view resourceName) const = 0;
53
54 virtual std::shared_ptr<const Resource>
55 GetResource(std::string_view resourceName) const;
56};
57
58 class OPENCC_EXPORT FilesystemResourceProvider : public ResourceProvider {
59public:
60 explicit FilesystemResourceProvider(std::vector<std::string> searchPaths);
61
62 std::string Resolve(std::string_view resourceName) const override;
63
64private:
65 std::vector<std::string> searchPaths;
66};
67
68 class OPENCC_EXPORT ZipResourceProvider : public ResourceProvider {
69public:
70 explicit ZipResourceProvider(std::string zipFileName);
71 ~ZipResourceProvider();
72
73 ZipResourceProvider(const ZipResourceProvider&) = delete;
74 ZipResourceProvider& operator=(const ZipResourceProvider&) = delete;
75
76 std::string Resolve(std::string_view resourceName) const override;
77
78 std::shared_ptr<const Resource>
79 GetResource(std::string_view resourceName) const override;
80
81private:
82 struct Internal;
83 std::unique_ptr<Internal> internal;
84};
85
86} // namespace opencc
opencc::ResourceProvider
Definition ResourceProvider.hpp:30